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(function(module, ns) {
var SAX = ns.require('sax');
var XHR = ns.require('xhr');
/**
* Creates an (Web/Cal)Dav request.
*
* @param {String} url location of resource.
* @param {Object} options additional options for request.
*/
function Abstract(url, options) {
var key;
if (typeof(url) === 'undefined' || !url) {
throw new Error('request requires a url');
}
this.url = url;
this.sax = new SAX();
for (key in options) {
if (options.hasOwnProperty(key)) {
this[key] = options[key];
}
}
}
Abstract.prototype = {
_createXhr: function() {
return new XHR({
url: this.url
});
},
_createPayload: function() {
return '';
},
/**
* Sends request to server.
*
* @param {Function} callback node style callback.
* Receives three arguments
* error, parsedData, xhr.
*/
send: function(callback) {
var self = this;
var req = this.xhr = this._createXhr();
req.data = this._createPayload();
// in the future we may stream data somehow
req.send(function xhrResult() {
var xhr = req.xhr;
if (xhr.status > 199 && xhr.status < 300) {
// success
self.sax.write(xhr.responseText).close();
callback(null, self.sax.root, req);
} else {
// fail
callback(new Error('http error code: ' + xhr.status));
}
});
}
};
module.exports = Abstract;
}.apply(
this,
(this.Webcals) ?
[Webcals('request/abstract'), Webcals] :
[module, require('../webcals')]
));
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